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<body><span class="vcard"><a class="email" href="mailto:maria.g.perez.ibarra@intel.com" title="maria guadalupe <maria.g.perez.ibarra@intel.com>"> <span class="fn">maria guadalupe</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW - [BXT/GLK]gem_mmap_gtt/coherency failing assertion cpu[x] == i"
href="https://bugs.freedesktop.org/show_bug.cgi?id=100587">bug 100587</a>
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<table border="1" cellspacing="0" cellpadding="8">
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<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
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<td style="text-align:right;">i915 platform</td>
<td>
</td>
<td>GLK
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<td style="text-align:right;">Summary</td>
<td>[BXT]gem_mmap_gtt/coherency failing assertion cpu[x] == i
</td>
<td>[BXT/GLK]gem_mmap_gtt/coherency failing assertion cpu[x] == i
</td>
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BXT/GLK]gem_mmap_gtt/coherency failing assertion cpu[x] == i"
href="https://bugs.freedesktop.org/show_bug.cgi?id=100587#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [BXT/GLK]gem_mmap_gtt/coherency failing assertion cpu[x] == i"
href="https://bugs.freedesktop.org/show_bug.cgi?id=100587">bug 100587</a>
from <span class="vcard"><a class="email" href="mailto:maria.g.perez.ibarra@intel.com" title="maria guadalupe <maria.g.perez.ibarra@intel.com>"> <span class="fn">maria guadalupe</span></a>
</span></b>
<pre>(In reply to Chris Wilson from <a href="show_bug.cgi?id=100587#c3">comment #3</a>)
<span class="quote">> (In reply to Elio from <a href="show_bug.cgi?id=100587#c2">comment #2</a>)
> > is this the same case for gem_mmap_gtt@swap* as well?
>
> Is a completely different class of bug, it should fail exactly like #100585.</span >
this issue happening over GLK. is this expected ?
output
==============================
./gem_mmap_gtt --r coherency --debug
IGT-Version: 1.18-g56741ce (x86_64) (Linux:
4.11.0-rc4-drm-tip-qa-ww13-commit-5c
7479a+ x86_64)
(gem_mmap_gtt:1736) drmtest-DEBUG: Test requirement passed: !(fd<0)
(gem_mmap_gtt:1736) igt-debugfs-DEBUG: Opening debugfs directory
'/sys/kernel/de
bug/dri/0'
(gem_mmap_gtt:1736) igt-core-DEBUG: Starting subtest: coherency
(gem_mmap_gtt:1736) DEBUG: Test requirement passed: igt_setup_clflush()
(gem_mmap_gtt:1736) CRITICAL: Test assertion failure function test_coherency,
fi
le gem_mmap_gtt.c:336:
(gem_mmap_gtt:1736) CRITICAL: Failed assertion: cpu[x] == i
(gem_mmap_gtt:1736) CRITICAL: error: 0 != 64
Stack trace:
#0 [__igt_fail_assert+0x101]
#1 [__real_main773+0x13b1]
#2 [<unknown>+0x13b1]
#3 [<unknown>+0x13b1]
#4 [<unknown>+0x13b1]
Subtest coherency failed.
**** DEBUG ****
(gem_mmap_gtt:1736) DEBUG: Test requirement passed: igt_setup_clflush()
(gem_mmap_gtt:1736) CRITICAL: Test assertion failure function test_coherency,
fi
le gem_mmap_gtt.c:336:
(gem_mmap_gtt:1736) CRITICAL: Failed assertion: cpu[x] == i
(gem_mmap_gtt:1736) CRITICAL: error: 0 != 64
**** END ****
Subtest coherency: FAIL (0.020s)</pre>
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